Finding the Fourth Proportional to 11,194,317.91, 16,791,421.73 and 4,371,584.12
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Solution
The fourth proportional to 11,194,317.91, 16,791,421.73 and 4,371,584.12 is: 6,557,354.65
Step by Step Solution
- Step 1: Write the proportion equation
11,194,317.91 : 16,791,421.73 = 4,371,584.12 : x - Step 2: Convert to fraction form
11,194,317.91/16,791,421.73 = 4,371,584.12/x - Step 3: Cross multiply
11,194,317.91x = 16,791,421.73 × 4,371,584.12 - Step 4: Simplify right side
11,194,317.91x = 73,405,112,587,090.94 - Step 5: Solve for x
x = 73,405,112,587,090.94/11,194,317.91 - Step 6: Final answer
x = 6,557,354.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.